package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;
import java.util.concurrent.locks.ReentrantLock;

/**
 * 菜品管理
 */
@Api(tags = "菜品相关接口")
@Slf4j
@RestController("adminDishController")
@RequestMapping("/admin/dish")
public class DishController {

    @Autowired
    DishService dishService;
    
    @Autowired
    RedisTemplate redisTemplate;
    /**
     * 新增菜品
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        dishService.saveWithFlavor(dishDTO);
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    /**
     * 分页查询菜品
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("分页查询菜品")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }


    /**
     * 删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result deleteByIds(@RequestParam List<Long> ids){
        dishService.deleteByIds(ids);
        cleanCache("dish_*");
        return Result.success();
    }


    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> findById(@PathVariable Long id){
        DishVO dishVO =  dishService.findById(id);
        return Result.success(dishVO);

    }


    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @ApiOperation("修改菜品")
    @PutMapping
    public Result update(@RequestBody DishDTO dishDTO){
        dishService.update(dishDTO);
        cleanCache("dish_*");
        return Result.success();
    }


    /**
     * 根据种类查询菜名集合
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据种类查询菜名集合")
    public Result<List<Dish>> getByCategoryId(Long categoryId){
        List<Dish> dishs = dishService.findByCategoryId(categoryId);
        return Result.success(dishs);

    }


    /**
     * c
     * @param status
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("修改起售停售状态")
    public Result startOrStop(@PathVariable Integer status,Long id){
        dishService.updateStatus(status,id);
        cleanCache("dish_*");
        return Result.success();
    }

    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }



}
